Magnesium trisilicate

三硅酸镁

Also known as: di-Magnesium trisilicate, Magnesium mesotrisilicate, Trisilicalm, dicarbocalm, magnosil, meerschaum, parasepiolite, petimin, Magnesium silicon oxide (Mg2Si3O8)

Magnesium trisilicate (CAS 14987-04-3) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Mg2O8Si3 and a molecular weight of 260.862 g/mol. It is also known as di-Magnesium trisilicate, Magnesium mesotrisilicate and Trisilicalm. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
14987-04-3
Jingsj CID
J-1309358-9
Molecular Formula
Mg2O8Si3
Chinese Name
三硅酸镁
Molecular Weight
260.862 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Magnesium trisilicate?

The CAS number of Magnesium trisilicate is 14987-04-3.

What are the molecular formula and molecular weight of Magnesium trisilicate?

Magnesium trisilicate has molecular formula Mg2O8Si3 and molecular weight 260.862 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Magnesium trisilicate (CAS 14987-04-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1309358-9 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.